/*
 * Copyright 2015 Liu Huanting.
 * 
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
 * in compliance with the License. You may obtain a copy of the License at
 * 
 * http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software distributed under the License
 * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
 * or implied. See the License for the specific language governing permissions and limitations under
 * the License.
 */
package fm.liu.timo.mysql.packet;

import java.nio.ByteBuffer;
import fm.liu.timo.mysql.BufferUtil;
import fm.liu.timo.mysql.MySQLMessage;

public class Reply323Packet extends MySQLClientPacket {

    public byte[] seed;

    @Override
    public int calcPacketSize() {
        return seed == null ? 1 : seed.length + 1;
    }

    @Override
    protected String getPacketInfo() {
        return "MySQL Auth323 Packet";
    }

    @Override
    protected void writeBody(ByteBuffer buffer) {
        if (seed == null) {
            buffer.put((byte) 0);
        } else {
            BufferUtil.writeWithNull(buffer, seed);
        }
    }

    @Override
    protected void readBody(MySQLMessage mm) {
        throw new RuntimeException("readBody for Reply323Packet not implement!");
    }

}
